The 2011 Second Installment Real Estate Tax Bills for Cook County, Illinois are due on Wednesday, August 1, 2012. Please pay your tax bill in a timely fashion in order to avoid penalties and interest. You should keep your receipt, canceled check, or online confirmation/receipt.

You may pay your taxes under the following methods:

  • Online via the Cook County Treasurer's website;
  • By mail;
  • At more than 400 Chase Banks throughout the Chicagoland area;
  • By direct debit at 200 community banks throughout Chicagoland (see for a list of participating banks);
  • In person at the downtown Cook County Building.